Latest security engineer Jobs

Staff FPGA Engineer

Leads FPGA architecture and implementation for security-critical systems, driving technical direction while remaining hands-on with VHDL design, verification, and integration into embedded platforms. Focuses on timing closure, resource optimization, and robust FPGA-software co-design within regulated environments. Mentors engineers and shapes development processes including CI/CD and configuration management.

Entrust Cambridge, United Kingdom

Senior ML Engineer, Doc Fraud

This role involves building and optimizing production machine learning systems for document classification and extraction, with a focus on leveraging LLMs and traditional ML techniques at scale. The engineer will design training and inference pipelines, improve model accuracy through advanced labeling workflows, and ensure high performance and reliability in real-time systems. Collaboration with applied science, product, and operations teams is key to delivering secure, seamless customer onboarding experiences across global document types.

Entrust

Hybrid Permanent

Platform Engineer (Kubernetes)

This role involves designing and maintaining foundational infrastructure, tooling, and automation for product teams to efficiently develop and deliver software. The engineer will deploy and scale global cloud applications, focusing on Kubernetes and cloud-native technologies, while ensuring reliability, observability, and security. Responsibilities include supporting development teams, driving automation, optimizing cloud resource usage, and integrating security controls into platform design.

Darktrace Cambridge, CB2 3BJ, United Kingdom

On-site Permanent

Software Engineer 1

This role involves designing, developing, testing, and maintaining software components for Sophos' Windows Endpoint security product, with a focus on anti-virus protection, analytics, and remediation. The engineer will work across the full development lifecycle, participate in agile ceremonies, conduct code reviews, and act as a first responder for troubleshooting. The position emphasizes collaboration, security compliance, and continuous learning within a cybersecurity-focused engineering team.

Sophos United Kingdom

Remote Permanent

Senior Software Engineer - eDV Cleared

This role involves working as a Senior Software Engineer within a globally leading national security organisation, contributing to the full software development lifecycle in an agile environment. You will design and deliver custom software solutions, mentor junior developers, and collaborate with cross-functional teams and customers. The role requires handling sensitive projects and demands prior experience in automation and modern software architectures.

Searchability NS&D London, United Kingdom £45,000 – £100,000 pa

On-site Permanent Clearance Required

DevOps Engineer

This role involves designing and maintaining CI/CD pipelines on Azure, automating infrastructure provisioning, and ensuring secure, scalable cloud environments. The engineer will work closely with development teams to integrate testing, security, and monitoring using tools like Azure DevOps, Terraform, and Snyk, with a strong focus on automation and continuous improvement.

Adria Solutions Manchester, United Kingdom £55,000 – £65,000 pa

Hybrid Permanent

SOC Engineer

This role involves proactive security monitoring, incident investigation, and threat hunting within a growing UK-based SOC. The engineer will also focus on SIEM engineering, detection rule development, and automation using tools like Python and PowerShell, while helping to shape the SOC's processes and tooling. The position offers significant autonomy and influence in building out a new security operations function for key clients.

4Square Recruitment Ltd Cambridge, United Kingdom £40,000 – £80,000 pa

Network Infrastructure Engineer

This role involves managing the full lifecycle of network security products, including integration, testing, deployment, and operational support. The engineer will diagnose system failures, lead disaster recovery efforts, and ensure high availability through ITIL-aligned processes. Working within a global IT team at Airbus, the position focuses on improving digital infrastructure reliability and efficiency in a hybrid environment.

airbus United Kingdom

DevSecOps Engineer

This role involves securing cloud-native software delivery on Microsoft Azure by building and maintaining secure CI/CD pipelines, infrastructure-as-code deployments, and application security testing practices. The engineer will integrate SAST/DAST and supply chain security tools, conduct vulnerability assessments, and support secure coding across development teams. It's a hands-on position with responsibility for Azure security tooling, identity controls, and mentoring junior staff in DevSecOps best practices.

Oscar Technology Surrey, United Kingdom £60,000 – £80,000 pa

Software Engineer (Python)

This role involves prototyping and developing innovative features for Darktrace’s AI-driven cybersecurity platform. You'll work on both rapid experimentation and structured development, collaborating with cross-functional teams to enhance systems that defend against unknown threats. The position emphasizes creativity, problem-solving, and technical ownership within a fast-paced R&D environment.

Darktrace Cambridge, CB2 3BJ, United Kingdom

SOC Engineer

This role involves engineering and optimising security tools, telemetry, detections, and automation within a Cyber Security Operations Centre. The SOC Engineer will administer Microsoft Sentinel, develop SOAR workflows, tune detection rules, conduct threat hunting, and support incident response. The position requires strong scripting skills and experience with SIEM, SOAR, and security monitoring across hybrid environments.

Proactive Appointments Milton Keynes, United Kingdom £55,000 pa

Network Engineer III - Backbone , London)

Design and operate large-scale, fault-tolerant hybrid cloud networks connecting data centers and edge locations across multiple cloud providers. Focus on IP and optical technologies, automation via infrastructure-as-code, and improving network reliability, scalability, and security. Lead initiatives from concept to deployment while participating in on-call support for critical systems.

CrowdStrike London, United Kingdom

Hybrid Permanent

Automation Engineer II, Falcon Complete

This role focuses on building and maintaining security automation workflows, SOAR playbooks, and AI-powered response systems to enhance detection and triage efficiency within a managed detection and response (MDR) environment. The engineer develops Python and PowerShell scripts, integrates REST APIs, and incorporates LLMs and AI services into automated pipelines while ensuring reliability through testing and optimization. Work emphasizes collaboration with SOC teams, version control, and innovation in AI-driven cybersecurity operations.

CrowdStrike

Remote

Senior Software Engineer

This role involves building and refining AI-native development tools, agentic system prototypes, and internal visibility platforms to accelerate secure, scalable engineering practices across Mimecast’s R&D organization. The engineer will collaborate across teams to establish reusable architectural patterns, reduce friction in development workflows, and drive the adoption of AI-first practices. The position emphasizes full-spectrum engineering expertise, cross-functional collaboration, and strategic enablement within a cybersecurity-focused, AI-driven environment.

Mimecast London, United Kingdom £80,000 – £120,000 pa

Hybrid Permanent

EUC Engineer (London)

EUC Engineer – MacOS / Apple DevicesWe are seeking an experienced and proactive EUC Engineer to join our IT team. This role is ideal for someone with strong hands-on experience supporting MacOS environments, Apple devices, and modern workplace technologies.Key ResponsibilitiesProvide...

Pearson Whiffin Recruitment Group London, United Kingdom £32,000 – £40,000 pa